Although asbestos is tightly regulated in the US, it is not yet banned, and remains in many commercial products, including tiles and linoleum. For this reason, tile and linoleum installers have a greater risk than the general population of contracting the asbestos cancer mesothelioma.
http://www.youtube.com/watch?v=A-IZz1KHLYg&hl=en
Related : netbook